Social Network like Facebook, twitter, Linkedin, Myspace, and many more have great influenced to many lives as it become a big source of communication for people around the world. What enhancements can developers create in Social Network or what kind of Social Network can be develop which can be greatly used in education especially that iPad is now being implemented in school to be use as their source for lessons, assignments and etc.?

I work remotely from my home to office. Some days, I need to share my work with my co-workers. I want them to see my screen so I can explain a process. What is the best app/software I can use so that I get both screen sharing and conference?